Tally developer documentation

All URLs below are relative to your site origin with the /api prefix (e.g. https://your-domain.com/api/v1/...).

Use the sidebar to navigate. Each page includes Copy Markdown for the full page source.

Quick links

• Introduction — overview and how docs are organized
• API keys & authentication — create a key and call the API
• User & subscription
• Budgets & categories
• Transactions
• MCP connection — connect AI agents to your Tally data
• Errors & rate limits

OpenAPI 3.1: /api/v1/openapi.json